Samuel Klein is a doctor and nutritional specialist known for his research into weight loss and the causes of

obesity Obesity is a medical condition, sometimes considered a disease, in which excess body fat has accumulated to such an extent that it may negatively affect health. People are classified as obese when their body mass index (BMI)—a person's we ...

. He is currently the Danforth Professor of Medicine and Nutritional Sciences at

Washington University in St. Louis Washington University in St. Louis (WashU or WUSTL) is a private research university with its main campus in St. Louis County, and Clayton, Missouri. Founded in 1853, the university is named after George Washington. Washington University is r ...

. His brother,

Morton Klein Morton A. "Mort" Klein (born 1947) is a German-born American economist, statistician, and pro-Israeli activist. He is the president of the Zionist Organization of America. In 2004, he was named one of the top five Jewish leaders in the United St ...

, is the president of ZOA.

References

Weighty research
from the ''Washington University Record'', September 3, 2004

* ttps://web.archive.org/web/20071225135513/http://geriatrics.im.wustl.edu/faculty/klein.html Washington University School of Medicine: Geriatrics and Nutritional Science: Samuel Klein, M.D. Living people Year of birth missing (living people) Washington University School of Medicine faculty Jewish physicians {{US-med-bio-stub